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2. Light switch - Wikipedia

   en.wikipedia.org/wiki/Light_switch

   The toggle light switch was invented in 1916 by William J. Newton. [2] As a component of an electrical wiring or home wiring system, the installation of light switches is regulated by some authority concerned with safety and standards. In different countries the standard dimensions of the wall mounting hardware (boxes, plates, etc.) may differ.

3. Multiway switching - Wikipedia

   en.wikipedia.org/wiki/Multiway_switching

   In building wiring, multiway switching is the interconnection of two or more electrical switches to control an electrical load from more than one location.A common application is in lighting, where it allows the control of lamps from multiple locations, for example in a hallway, stairwell, or large room.

4. Dimmer - Wikipedia

   en.wikipedia.org/wiki/Dimmer

   A common dual dimmer module used in stage lighting A dimmer. A dimmer is a device connected to a light fixture and used to lower the brightness of the light.By changing the voltage waveform applied to the lamp, it is possible to lower the intensity of the light output.

5. C-Bus (protocol) - Wikipedia

   en.wikipedia.org/wiki/C-Bus_(protocol)

   The power control in a C-Bus system lies in a “Dimmer” or “Relay” which is installed in the DB and replaces the traditional switch used in conventional wiring. This Dimmer (or Relay) has a 120/230 V Line interconnection directly to the ceiling light and a neutral connection back from the ceiling light to the Dimmer.

6. 5 Kitchen Lighting Mistakes to Avoid for a Functional Workspace

   www.aol.com/5-kitchen-lighting-mistakes-avoid...

   The list consists of both practical and visual mistakes, including disproportionate light fixtures, a lack of under-cabinet lighting, and an excess of recessed and accent lights. Cochran also ...

7. 0-10 V lighting control - Wikipedia

   en.wikipedia.org/wiki/0-10_V_lighting_control

   The controller reduces the returned volts to the light. If the controller returns the full 10 V, the light will be at its brightest level. The light will be at minimum level if no volts are returned. The current sinking scheme creates a fail safe situation. Should a control wire be cut or the controller fail, the lights will illuminate ...